adjusted for numpy array

app.py

@@ -389,11 +389,11 @@ with tab2:
         if st.button("Prepare data export", key='data_export'):
             data_export = st.session_state.working_seed.copy()
             if site_var1 == 'Draftkings':
-                for col in data_export.iloc[:, 0:8].columns:
-                    data_export[col] = data_export[col].map(id_dict)
+                for col_idx in range(8):
+                    data_export[:, col_idx] = np.array([id_dict.get(player, player) for player in data_export[:, col_idx]])
             elif site_var1 == 'Fanduel':
-                for col in data_export.iloc[:, 0:9].columns:
-                    data_export[col] = data_export[col].map(id_dict)
+                for col_idx in range(9):
+                    data_export[:, col_idx] = np.array([id_dict.get(player, player) for player in data_export[:, col_idx]])
             st.download_button(
                 label="Export optimals set",
                 data=convert_df(data_export),